.calculator {
  text-align: center;
  padding-top: 15px;
  width: 270px;
  height: auto;
  border: #fff 1px solid;
  background-color: #f2f2f2;
}
.showdatabar {
  input {
    height: 30px;
    text-align: right;
    font-size: 18px;
    font-weight: bold;
  }
}
.buttonlist {
  height: auto;
  display: flex;
  flex-flow: row wrap;
  padding-left: 8px;
  align-content: flex-start;
}

.calButton {
  box-sizing: border-box;
  flex: 0 0 23%;
  height: 44px;
  font-size: 24px;
  font-weight: bolder;
  color: #000;
  margin-top: 8px;
  margin-right: 5px;
  cursor: pointer;
  &:nth-last-child(1) {
    flex: 0 0 72%;
    font-weight: bold;
    background: #1890ff;
    color: #fff;
  }
}
